bhfont.java

game for basketball. Midlet,support MIDP2.0

import javax.microedition.lcdui.*;
import javax.microedition.midlet.*;
import java.util.*;
public class bhFont extends Object
{
	Hashtable HashImgFont = new Hashtable();
	protected Image font = null;
	protected int width;
	protected int height;
	protected int kern;
	protected byte sizes[];
	protected int fore;
	bhFont(String name, int w, int h, int k, byte fontSizes[], int _fore)
	{
		System.out.println("Loading bhfont " + name + " : " + _fore);
		fore = _fore;
		System.gc();
		font =(Image)HashImgFont.get(name);
		if(font == null){
				try { font = Image.createImage(name); } catch(Exception e){ }
			HashImgFont.put(name, font);
		}
		width = w;
		height = h;
		kern = k;
		sizes = fontSizes;
		return;
	}
	public static void Touch()
	{
	}
	private int getIndex(int c)
	{
		if(c >= '!' && c <= 'Z')
			return(c - '!');
		else if(c >= 'a' && c <= 'z')
			return(58 + c - 'a');
		else
			return - 1;
	}
	public int getHeight()
	{
		return height;
	}
	public int getWidth()
	{
		return width;
	}
	public int getKern()
	{
		return kern;
	}
	public int getCharWidth(int c)
	{
		if(32 == c)
			return(kern +(width >> 1));
		int index = getIndex(c);
		if(- 1 == index)
			return 0;
		return kern + sizes[index];
	}
	public int getStringWidth(String text, int len)
	{
		int width = 0;
		if(- 1 == len)
			len = text.length();
		for(int i = 0; i < len; i++)
			width += getCharWidth(text.charAt(i));
		return width;
	}
	public int getStringWidthNew(String text, int len)
	{
		
		return smallFont.stringWidth(text);
	}
	Font smallFont=Font.getFont(Font.FACE_SYSTEM,Font.STYLE_PLAIN,Font.SIZE_SMALL);
	public int stringChar(Graphics g, int x, int y, String text, int len, int flags)
	{
		if(null == font)
			return 0;
		int fieldWidth = 0;
		int strlength = len;
		int txtlength = text.length();
		if(- 1 == len || 0 !=(0x01 & flags)|| strlength > txtlength)
			strlength = txtlength;
		if(0 !=(0x01 & flags))
		{
			fieldWidth = len;
		}
		else if(0 !=(flags &(0x02 | 0x04)))
		{
			fieldWidth = getStringWidthNew(text, strlength);
		}
		if(0 !=(flags & 0x02))
			x -= fieldWidth / 2;
		else if(0 !=(flags & 0x04))
			x -= fieldWidth;
		int fntHgt = height;
		if(0 !=(flags & 0x08))
			y -= fntHgt / 2;
		else if(0 !=(flags & 0x10))
			y -= fntHgt;
		int xstart = x;
		int cx = g.getClipX();
		int cy = g.getClipY();
		int dx = g.getClipWidth();
		int dy = g.getClipHeight();
	/*	for(int i = 0; i < strlength; i++)
		{
			int letter = text.charAt(i);
			int index = getIndex(letter);
			if(- 1 == index)
			{
				if(32 == letter)
					x +=(kern +(width >> 1));
				continue;
			}
			g.setClip(cx, cy, dx, dy);
			g.clipRect(x, y, sizes[index], height);
			g.drawImage(font, x -(width *(index % 28)), y -(height *(index / 28)), Graphics.LEFT | Graphics.TOP);
			x +=(kern + sizes[index]);
		}*/
		g.setFont(smallFont);
		g.setColor(0xFFFFFF);
		g.drawString(text, x, y , Graphics.LEFT | Graphics.TOP);
		g.setClip(cx, cy, dx, dy);
		int lenused =(x - xstart);
		return lenused;
	}
	boolean isColor(int _fore)
	{
		return(fore == _fore);
	}
	public int stringCharNew(Graphics g, int x, int y, String text, int len, int flags)
	{
		if(null == font)
			return 0;
		int fieldWidth = 0;
		int strlength = len;
		int txtlength = text.length();
		if(- 1 == len || 0 !=(0x01 & flags)|| strlength > txtlength)
			strlength = txtlength;
		if(0 !=(0x01 & flags))
		{
			fieldWidth = len;
		}
		else if(0 !=(flags &(0x02 | 0x04)))
		{
			fieldWidth = getStringWidth(text, strlength);
		}
		if(0 !=(flags & 0x02))
			x -= fieldWidth / 2;
		else if(0 !=(flags & 0x04))
			x -= fieldWidth;
		int fntHgt = height;
		if(0 !=(flags & 0x08))
			y -= fntHgt / 2;
		else if(0 !=(flags & 0x10))
			y -= fntHgt;
		int xstart = x;
		int cx = g.getClipX();
		int cy = g.getClipY();
		int dx = g.getClipWidth();
		int dy = g.getClipHeight();
		for(int i = 0; i < strlength; i++)
		{
			int letter = text.charAt(i);
			int index = getIndex(letter);
			if(- 1 == index)
			{
				if(32 == letter)
					x +=(kern +(width >> 1));
				continue;
			}
			g.setClip(cx, cy, dx, dy);
			g.clipRect(x, y, sizes[index], height);
			g.drawImage(font, x -(width *(index % 28)), y -(height *(index / 28)), Graphics.LEFT | Graphics.TOP);
			x +=(kern + sizes[index]);
		}
		
		g.setClip(cx, cy, dx, dy);
		int lenused =(x - xstart);
		return lenused;
	}
	
}